<template>
   <el-breadcrumb class="breadcrumb" separator="/">
        <transition-group name="breadcrumb">
            <el-breadcrumb-item
                v-for="(item, index) in breadcrumbData"
                :key="item.path"
            >
                <span v-if="index === breadcrumbData.length - 1 " class="no-redirect">{{ item.meta.title }}</span>
                <a v-else class="redirect" @click.prevent="onLinkClick(item)">{{ item.meta.title }}</a>
            </el-breadcrumb-item>
        </transition-group>

   </el-breadcrumb>
</template>

<script setup>
import { ref, watch } from 'vue'
import { useRoute, useRouter } from 'vue-router';
import { useStore } from 'vuex';

const route = useRoute()
const router = useRouter()

const onLinkClick = item => {
    router.push(item.path)
}

const store = useStore()
const linkHoverColor = ref(store.getters.cssVar.menuBg)

const breadcrumbData = ref([])

const getBreadcrumbData = () => {
    breadcrumbData.value = route.matched.filter(
        item => item.meta && item.meta.title
    )
    console.log(breadcrumbData.value)
}

watch(route, () => {
    getBreadcrumbData()
},{
    immediate: true
})

</script>

<style lang="scss" scoped>
.breadcrumb{
    display: inline-block;
    font-size: 14px;
    line-height: 50px;
    margin-left: 8px;
    .redirect {
        color: #666;
        font-weight: 600;
    }
    .redirect:hover{
        color: v-bind(linkHoverColor);
    }
    .no-redirect{
        color: #97a8be;
        cursor: text;
    }
}
</style>